While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most ...

Illinois is seeing a "notable increase" in hospital admissions for flu cases, according to state health officials, as levels of respiratory viruses continue to tick up. But which type of flu is ...

What’s the difference between Flu A vs. flu B? Doctors explain the two common strains of the flu, including symptoms, ...

Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses. It can range from mild ...

Flu activity is spiking, particularly with winter at its peak, with Influenza A being more severe and capable of causing pandemics, unlike the slower changing and milder Influenza B. Symptoms for both ...

Avian influenza, or “bird flu,” is a disease caused by influenza A viruses that spread widely among wild birds, and can cause outbreaks in commercial and backyard poultry flocks. Though there ...

Avian influenza, or “bird flu,” is a disease caused by influenza A viruses that spread widely among wild birds, and can cause outbreaks in commercial and backyard poultry flocks. Though there are many ...